 <template>
   <Card :shadow="shadow">
      <div class="card-name">
        <div class="name width1">操作日志</div>
      </div>
      <div class="content-con">
        <div class="bank-search">
          <Form class="search-item" :model="form">
            <FormItem class="item-padding">
              <i-input size="large" v-model="form.id" placeholder="用户ID"></i-input>
            </FormItem>
            <FormItem class="item-padding">
              <i-select size="large" v-model="form.system" style="width: 186px; color: #000;" placeholder="选择系统">
                <i-option v-for="item in systemList" v-model="item.value">{{ item.label }}</i-option>
              </i-select>
            </FormItem>
            <FormItem>
              <i-button size="large" class="btn-green">搜索</i-button>
            </FormItem>
          </Form>
        </div>
        <div class="bank-form">
          <div class="form-item">
            <i-table :columns="foodColumns" :data="foodData"></i-table> <!-- table组件 -->
          </div>
          <div class="page">
            <Page :id="pageId"
             :total="dataCount"
             :page-size="pageSize"
             style="float: left;"
             @on-change="changepage"
             @on-page-size-change="nowPageSize"
             show-total show-sizer show-elevator></Page> <!-- page组件 -->
            <Button style="float: left;margin-left: 10px;" type="primary" @click="goElevatorPage">确认</Button>
          </div>
        </div>
      </div>
   </Card>

 </template>
<script>

let testData = {
  histories: [
    {
      userId: '1',
      userName: 'xx',
      userIP: '113.13.213.172',
      system: 0,
      business: '修改系统消息',
      idea: 'org.xxpay.manage.sys.ctrl.SysMessageController.update',
      request: {
        id: '1',
        title: '啦啦啦',
        message: '哈哈哈哈哈哈',
        status: '1'
      },
      response: "<200 OK,BizResponse{code=0, msg='success'},{}>",
      time: '2020-10-12 09:07:04'
    },
    {
      userId: '2',
      userName: 'xx',
      userIP: '113.13.213.172',
      system: 0,
      business: '修改系统消息',
      idea: 'org.xxpay.manage.sys.ctrl.SysMessageController.update',
      request: {
        id: '1',
        title: '啦啦啦',
        message: '哈哈哈哈哈哈',
        status: '1'
      },
      response: "<200 OK,BizResponse{code=0, msg='success'},{}>",
      time: '2020-10-12 09:07:04'
    }
  ]
}
export default {
  name: 'edit_log',
  props: {
    shadow: {
      type: Boolean,
      default: false
    }
  },
  data () {
    return {
      form: {
        id: '',
        system: ''
      },
      value: '',
      pageId: 'targetpage',
      ajaxHistoryData: [],
      exportdata: [],
      // 初始化信息总条数
      dataCount: 0,
      // 每页显示多少条
      pageSize: 10,
      pageCurrent: 1, // 当前页
      foodColumns: [
        {
          title: '用户ID',
          key: 'userId',
          width: 100
        },
        {
          title: '用户名',
          key: 'userName',
          width: 120
        },
        {
          title: '用户IP',
          key: 'userIP',
          width: 130
        },
        {
          title: '系统',
          key: 'system',
          width: 120,
          render: (h, params) => {
            const system = params.row.system
            if (system == 0) {
              return h('span', '运营平台')
            } else if (typeName == 1) {
              return h('span', '商户')
            } else if (typeName == 2) {
              return h('span', '代理商')
            }
          }
        },
        {
          title: '业务描述',
          key: 'business',
          width: 130
        },
        {
          title: '方法',
          key: 'idea',
          width: 280
        },
        {
          title: '请求参数',
          key: 'request',
          width: 260
        },
        {
          title: '响应结果',
          key: 'response',
          width: 260
        },
        {
          title: '创建时间',
          key: 'time',
          width: 160
        }
      ],
      foodData: [],
      systemList: [
        {
          value: '0',
          label: '运营平台'
        },
        {
          value: '1',
          label: '商户'
        },
        {
          value: '2',
          label: '代理商'
        }
      ]
    }
  },
  methods: {
    // 获取历史记录信息
    handleListApproveHistory () {
      // 保存取到的所有数据
      this.ajaxHistoryData = testData.histories
      this.exportdata = testData.histories
      this.dataCount = testData.histories.length
      // 初始化显示，小于每页显示条数，全显，大于每页显示条数，取前每页条数显示
      if (testData.histories.length < this.pageSize) {
        this.foodData = this.ajaxHistoryData
      } else {
        this.foodData = this.ajaxHistoryData.slice(0, this.pageSize)
      }
    },
    // 点击切换页面
    changepage (index) {
      // 需要显示开始数据的index,(因为数据是从0开始的，页码是从1开始的，需要-1)
      let _start = (index - 1) * this.pageSize
      // 需要显示结束数据的index
      let _end = index * this.pageSize
      // 截取需要显示的数据
      this.foodData = this.ajaxHistoryData.slice(_start, _end)
      // 储存当前页
      this.pageCurrent = index
    },
    // 每页显示的数据条数
    nowPageSize (index) {
      let _start = (this.pageCurrent - 1) * index
      let _end = this.pageCurrent * index
      this.foodData = this.ajaxHistoryData.slice(_start, _end)
      // 实时获取当前需要显示的条数
      this.pageSize = index
    },

    // 点击确认，跳转到输入的页码
    goElevatorPage () {
      var evtObj
      var thisPage = document.getElementById(this.pageId)
      // var thisPage=this.$refs.myPage;//也可以用ref来获取page这个dom
      var elevatorDiv = thisPage.getElementsByClassName('ivu-page-options-elevator')
      // 如果thisPage这里报错了,请核对上文的获取page的DOM的语句是否获取不到
      if (elevatorDiv && elevatorDiv.length > 0) {
        var pageInput = elevatorDiv[0].getElementsByTagName('input')[0]
        if (window.KeyEvent) { // firefox 浏览器下模拟事件
          evtObj = document.createEvent('KeyEvents')
          evtObj.initKeyEvent('keyup', true, true, window, true, false, false, false, 13, 0)
        } else { // chrome 浏览器下模拟事件
          evtObj = document.createEvent('UIEvents')
          evtObj.initUIEvent('keyup', true, true, window, 1)
          delete evtObj.keyCode
          if (typeof evtObj.keyCode === 'undefined') { // 为了模拟keycode
            Object.defineProperty(evtObj, 'keyCode', { value: 13 })
          } else {
            evtObj.key = String.fromCharCode(13)
          }
        }
        pageInput.dispatchEvent(evtObj)
      }
    }
  },
  created () {
    this.handleListApproveHistory()
  }
}
</script>
 <style lang="less">
   .bank-form{
     margin-top: 15px;
   }
 </style>
